Who owns the SIOS-C trademark?

The SIOS-C trademark is owned by EOTAK, LLC.

What class is the SIOS-C trademark registered in?

The SIOS-C trademark is registered in Class 013 (Firearms, ammunition & explosives).

What is the serial number for SIOS-C?

The USPTO serial number for SIOS-C is 88801278.

What is the registration number for SIOS-C?

SIOS-C is registered under USPTO registration number 6091156.

Sealvo

Home Search: SIOS-CSIOS-C #88801278

Back

Updated Oct 6, 2026·32 searches this week

View on USPTO TSDR Find similar marks

SIO

USPTO Trademark Record

REGISTERED

SIOS-C

SN 88801278·Reg 6091156·Filed Feb 18, 2020

Owner EOTAK, LLC

Firearms; ammunition and projectiles; explosives; fireworks.

SIOS-C (Serial No. 88801278), Registration No. 6091156, is a registered US trademark filed on Feb 18, 2020 by EOTAK, LLC. This trademark covers Class 013 (Firearms, ammunition & explosives).

renewal grace 6y period: December 30, 202684 days remaining

Mark Intelligence

SIOS-C (Reg. #6091156) is a registered US trademark that has been protecting its owner, EOTAK, LLC, since 2020. The mark covers Class 013 (Firearms, ammunition & explosives). Goods and services include Firearms; ammunition and projectiles; explosives; fireworks.. The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 18, 2020

SERIAL

88801278

REG#

6091156

REGISTERED

Jun 30, 2020

Filing Information

StatusREGISTERED

Filing DateFeb 18, 2020

Serial Number88801278

Registration No.6091156

Registration DateJun 30, 2020

Status DateJun 30, 2020

Published for OppositionApr 14, 2020

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1654621

480Mar 11, 2022

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 013Firearms, ammunition & explosives

US codes: 002, 009

First use anywhere: Feb 01, 2019

First use in commerce: Feb 01, 2019

Firearms; ammunition and projectiles; explosives; fireworks.

This description is as filed with the USPTO and defines the scope of trademark protection.

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

20 events

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Apr 07, 2026

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 07, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 07, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Apr 07, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Nov 05, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Nov 05, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Nov 05, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 05, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 05, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Nov 05, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Sep 03, 2025

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Jun 30, 2025

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

REGISTERED-PRINCIPAL REGISTER

Jun 30, 2020

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Apr 14, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 14, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 25, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Mar 12, 2020

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 12, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 22, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Feb 21, 2020

NEW APPLICATION ENTERED

Other Marks by EOTAK, LLC

Additional USPTO filings from the same owner.

MAT

MATREX BINARY GEL EXPLOSIVE

99448300

EOTAK, LLC

REGISTERED

MAT

MATREX

99448298

EOTAK, LLC

REGISTERED

VKS

VK SYS

88725310

EOTAK, LLC

REGISTERED

SMA

SMARTAK

88759519

EOTAK, LLC

REGISTERED

Other Marks in Class 013 — Firearms, ammunition & explosives

Recently filed and registered marks in the same international class.

98076564

Compliant Technologies, LLC

REGISTERED

98413101

Corbin Manufacturing and Supply, Inc.

REGISTERED

90221134

AOB Products Company

REGISTERED

88264688

Legacy Sports International, Inc.

REGISTERED

Other Marks by Angela Alvarez Sujek

Additional USPTO filings handled by the same attorney of record.

RXP

RXPLORA

98531354

REGISTERED

ICL

ICLEAN

87142804

REGISTERED

QUA

QUANTA DIALYSIS TECHNOLOGIES

86630752

REGISTERED

JOH

JOHNNY ROCKETS THE ORIGINAL HAMBURGER

74642898

REGISTERED

SIOS-C

Run a conflict check

Other Marks by EOTAK, LLC

Other Marks in Class 013 — Firearms, ammunition & explosives

Other Marks by Angela Alvarez Sujek

Get pre-filing clearance

Search 14M+ trademarks

Resources

Company